Reefer Madness is a 1936 anti-marijuana propaganda film.

Reefer Madness may also refer to:

• Reefer Madness (musical), a 1998 musical satire of the 1936 film, or the title song
  • Reefer Madness: The Movie Musical, a 2005 television film version of the musical
• "Reefer Madness" (That '70s Show), an episode of That '70s Show
• Reefer Madness (Sloman book), a 1979 book by Larry "Ratso" Sloman
• Reefer Madness (Schlosser book), a 2003 book by Eric Schlosser
• "Reefer Madness", a song by Hawkwind from Astounding Sounds, Amazing Music
• "Reefer Madness", a song by Screaming Jets from The Screaming Jets
• "Reefer Madness", a song by UB40 from Signing Off

This disambiguation page lists articles associated with the title Reefer Madness.
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